# P0430 on the 2025 Honda Pilot

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P0430

- [11032795](https://open.wenmarpro.com/bulletins/11032795), 2026-05-20: Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2025 Pilots with customer complaint of Check Engine Light \(CEL\) on with DTC P0420 \[Catalyst System Efficiency Below Threshold \(Bank 1\)\] and/or P0430 \[Catalyst System Efficiency Below Threshold \(Bank 2\]\] stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle.
- [11031755](https://open.wenmarpro.com/bulletins/11031755), 2026-04-30: Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2025 Pilots with customer complaint of Check Engine Light \(CEL\) on with DTC P0420 \[Catalyst System Efficiency Below Threshold \(Bank 1\)\] and/or P0430 \[Catalyst System Efficiency Below Threshold \(Bank 2\]\] stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle.
- [11031496](https://open.wenmarpro.com/bulletins/11031496), 2026-04-22: Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2025 Pilots with customer complaint of Check Engine Light \(CEL\) on with DTC P0420 \[Catalyst System Efficiency Below Threshold \(Bank 1\)\] and/or P0430 \[Catalyst System Efficiency Below Threshold \(Bank 2\]\] stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle.
- [11028514](https://open.wenmarpro.com/bulletins/11028514), 2026-02-06: Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2025 Pilots with customer complaint of Check Engine Light \(CEL\) on with DTC P0420 \[Catalyst System Efficiency Below Threshold \(Bank 1\)\] and/or P0430 \[Catalyst System Efficiency Below Threshold \(Bank 2\]\] stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle.
- [11027814](https://open.wenmarpro.com/bulletins/11027814), 2026-01-27: Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2025 Pilots with customer complaint of Check Engine Light \(CEL\) on with DTC P0420 \[Catalyst System Efficiency Below Threshold \(Bank 1\)\] and/or P0430 \[Catalyst System Efficiency Below Threshold \(Bank 2\]\] stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle.